| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very easy | 12 |
1%
|
| 2 | Easy | 38 |
3.2%
|
| 3 | Difficult | 52 |
4.3%
|
| 4 | Very Difficult | 45 |
3.8%
|
| 7 | No contact | 1053 |
87.8%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't Know | 0 |
0%
|